NSN 4820-01-040-5557

Part Details | SAFETY RELIEF VALVE

4820-01-040-5557 A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.

Alternate Parts: 11AV34IN, 18IN ORFICE, 11AV-3/4IN, 1/8IN ORFICE, 11AV34 IN. ORIFICE, 11AV-3/4 IN. ORIFICE, 11AV34, 11AV-3-4, 4820-01-040-5557, 01-040-5557, 4820010405557, 010405557

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48MAY 08, 197701-040-555705488 ( VALVE, SAFETY RELIEF )
REFERENCE DRAWINGS & PICTURES

STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.

Cross Reference | NSN 4820-01-040-5557
Part Number Cage Code Manufacturer
11AV-3/4IN, 1/8IN ORFICE03933ARMSTRONG INTERNATIONAL, INC.
11AV-3/4 IN. ORIFICE03933ARMSTRONG INTERNATIONAL, INC.
11AV-3-451744BETA FUELING SYSTEMS, LLC
Technical Data | NSN 4820-01-040-5557
Characteristic Specifications
STYLE DESIGNATOR STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.
FLOW CONTROL DEVICE DISK
VALVE DISCHARGE FLOW RATE2211.0 CUBIC FEET PER MINUTE
VALVE OPERATION METHOD AUTOMATIC
FURNISHED ITEMS AND QUANTITY1 FLOAT AND 1 LEVER